Substrate cleaning tool



FIG. 1 is a front, left and top perspective view of the substrate cleaning tool showing the new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a cross-sectional view taken along line 6-6 in FIG. 2.

The right side elevation view is a mirror image of the left side, and the bottom view is a mirror image of the top plan view.

The broken lines illustrate portions of the substrate cleaning tool that form no part of the claimed design. 

CLAIM The ornamental design for a substrate cleaning tool, as shown and described. 